British Railway Administration, Collection, 1901, used selection of eight stamps with cancellation interest, comprising green surcharge pair canceled at Shankaiwan and two singles, and black surcharge four singles, including 1901 (Apr. 20) "Twining" envelope to Tongku bearing 5c on ½c brown (a few blunt perfs at foot), tied by "Railway Post Office/Tientsin" circular undated handstamp in violet, in combination with "C.E.F." 3p pair, cancelled by "F.P.O. No. 4" segmented c.d.s. (Apr. 20), with "F.P.O. No. 4" c.d.s. (different type) on reverse, mostly Fine to Very Fine. Est. HK$2,500-3,000 (Image1)

Est. HK$2,500-3,000